000 00248nam a2200109Ia 4500
082 _a628.16 BIR
100 _aBRIDIE, G.S.
245 _aWATER SUPPLY AND SENITARY ENGINEERING
260 _bDHANPAT RAI
_c1987
300 _a965+29+13
942 _2ddc
_cB
999 _c47262
_d47262